Pepperl+Fuchs LB5105A Module Thermocouple Converter with Backplane Bus Connection and 0.75 W Power Dissipation

Slots
Occupied slots    2
Supply
Connection    backplane bus
Rated voltage    12 V DC , only in connection with the power supplies LB9***
Power dissipation    0.75 W
Power consumption    0.75 W
Internal bus
Connection    backplane bus
Interface    manufacturer-specific bus to standard com unit
Input
Compensation (reference junction CJC)    internal cold junction compensation or external cold junction
temperature input
Number of channels    4
Suitable field devices    
Field device [2]    Thermocouple
Field device [4]    mV source
Suitable sensors    
Sensor    thermocouples U, B, E, T, K, S, R, L, J, N, Pallaplat and mV sources
Connection    channel I: 1+, 2-; channel II: 5+, 6-; channel III: 9+, 10-; channel IV: 13+, 14-
Measuring range    -65 ... 75 mV with LFD , -75 ... 75 mV without LFD
Smallest span    5 mV for 0.1 % accuracy
Linearity error    0.1 %
Conversion time    max. 300 ms (4 channels) without LFD max. 600 ms (4-channel) with LFD
Compensation (reference junction CJC)    internal cold junction compensation or external cold junction
Line fault detection    can be switched on/off for each channel via configuration tool ,
Open-circuit    > 1 kΩ
Transfer characteristics
Deviation    
Influence of ambient temperature    max. 0,1 %/10 K
Indicators/settings
LED indication    Power LED (P) green: supply
Status LED (I) red: line fault (collective alarm) , red flashing: communication error
Coding    optional mechanical coding via front socket
Directive conformity
Electromagnetic compatibility    
Directive 2014/30/EU    EN 61326-1:2013